I have a similar issue, though for me the UI sometimes stays and sometimes partially disappears and starts blinking, the only way out either way is Alt+F4.
I've mailed a report.zip to the supplied address, hope it's useful
* as usual this is imho (unless stated otherwise); feel free to disagree, ignore or try to change my mind. Agreeing with me is ofc also allowed, but makes for much worse flamewarsarguments.
It is a full moon night and ... bèèè! ... the Weresheep are out...
